This paper reports on the developmental progression of a sample of 48 adolescents and young adults with autism who were previously assessed at preschool age and again in the mid-school period. In contrast to the earlier period when about one-third of the children made dramatic gains, cognitive and language skills tended to remain stable or decline…

Cognitive and language skills of 39 siblings of children with autism (SIBS-A) and 39 siblings of typically developing children (SIBS-TD) at ages 4, 14, 24, 36, and 54 months were compared. Twelve of the 39 SIBS-A revealed a delay in cognition and/or language (including one child diagnosed with autism) compared to only two SIBS-TD. Developmental…

The study examined cognitive and emotional aspects of development in four infants treated from 10 to 52 months in a reverse isolation environment because of congenital severe combined immunodeficiency disease. Case material is discussed with reference to severe disruption of oral feeding experience, quality of parental involvement, and sensory…